@TextView

1、activity_text_view.html

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:padding="20dp">

    <TextView
        android:id="@+id/tv_1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="天哥在奔跑"
        android:textColor="#000000"
        android:textSize="24sp"
        />
    <TextView
        android:id="@+id/tv_2"
        android:layout_width="100dp"
        android:layout_height="wrap_content"
        android:maxLines="1"
        android:ellipsize="end"
        android:text="天哥在奔跑"
        android:textColor="#000000"
        android:textSize="24sp"
        android:layout_marginTop="10dp"
        />
    <TextView
        android:id="@+id/tv_3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="筛选"
        android:drawableRight="@drawable/ic_launcher_background"
        android:textColor="#000000"
        android:textSize="24sp"
        />
    <TextView
        android:id="@+id/tv_4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="天哥在奔跑"
        android:textColor="#000000"
        android:textSize="24sp"
        />
    <TextView
        android:id="@+id/tv_5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="天哥在奔跑"
        android:textColor="#000000"
        android:textSize="24sp"
        android:layout_marginTop="10dp"
        />
    <TextView
        android:id="@+id/tv_6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="天哥在奔跑"
        android:textColor="#000000"
        android:textSize="24sp"
        android:layout_marginTop="10dp"
        />
    <TextView
        android:id="@+id/tv_7"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="天哥在奔跑天哥在奔跑天哥在奔跑天哥在奔跑天哥在奔跑天哥在奔跑"
        android:textColor="#000000"
        android:textSize="24sp"
        android:singleLine="true"
        android:ellipsize="marquee"
        android:marqueeRepeatLimit="marquee_forever"
        android:focusable="true"
        android:focusableInTouchMode="true"
        />



</LinearLayout>

2、string.html

<resources>
    <string name="app_name">My Application</string>
    <string name="tv_text1">天哥在奔跑</string>
</resources>

3、TextViewActivity.java

package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.graphics.Paint;
import android.os.Bundle;
import android.text.Html;
import android.widget.TextView;

import org.w3c.dom.Text;

public class TextViewActivity extends AppCompatActivity {
    private TextView mTv4;
    private TextView mTv5;
    private TextView mTv6;
    private TextView mTv7;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_text_view);
        mTv4 = (TextView) findViewById(R.id.tv_4);
        mTv4.getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);//中划线
        mTv4.getPaint().setAntiAlias(true);//去除锯齿

        mTv5 = (TextView) findViewById(R.id.tv_5);
        mTv5.getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);//下划线

        mTv6 = (TextView) findViewById(R.id.tv_6);
        mTv6.setText(Html.fromHtml("<u>天哥在奔跑</u>"));

        mTv7 = (TextView) findViewById(R.id.tv_7);
        mTv7.setSelected(true);

    }
}

4、MainActivity.java

package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {

    private Button mBtnTextView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mBtnTextView=findViewById(R.id.btn_textview);
        mBtnTextView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                  Intent intent=new Intent(MainActivity.this,TextViewActivity.class);
                  startActivity(intent);
            }
        });
    }
}

5、 ## activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
    
    <Button
        android:id="@+id/btn_textview"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="TextView"/>

</LinearLayout>